Yinyol Waterproof， Dustproof， Anti-scratch， Shockproof Wireless Portable Bluetooth Stereo Outdoor Speaker with 4000mAh Power Bank Function， Micro SD Card/TF Card，Built-in Mic.(Black)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Waterproof， Dustproof， Anti-scratch， Shockproof， High temperature Resistant Speaker， waterproof grade IP44 ， not available to totally immersed into water </span></li><li><span class="a-list-item"> With 4000mAh battery，power bank function，charge for your electronic device anywhere anytime. </span></li><li><span class="a-list-item"> Bluetooth 4.0 and CSR chipset provides range up to about 30 feet. HiFi and clear loud sound output， Built in microphone allows you to answer calls while listening to music </span></li><li><span class="a-list-item"> Battery could support play music time: 5-12 hours when speaker is full charging. </span></li><li><span class="a-list-item"> Material: ABS with rubber oil，Bluetooth range: 15 metres </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41mvqfrH5bL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31x8u-ABGVL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31WX8Z7m9LL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31VDwsvgyvL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41G6CDI4S1L.jpg" noproxy>